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10 cards from this deck
Creating drawings where real dimensions are reduced proportionally
Actual dimension, scale, plan measurement
Actual dimension ÷ scale ratio
1 unit on plan = 75 units in real life
Plan is 75 times smaller than actual
Divide actual dimension by scale ratio
75 (the second number)
Centimetres (cm) or millimetres (mm)
1:100 makes smaller drawings than 1:50
2,8 cm (or 28 mm)
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